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test_visibility.html
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<html>
<head>
<title>visibility state testing</title>
<link rel="stylesheet" type="text/css"
href="chrome://mochikit/content/tests/SimpleTest/test.css" />
<script type="application/javascript"
src="chrome://mochikit/content/MochiKit/packed.js"></script>
<script type="application/javascript"
src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript"
src="../common.js"></script>
<script type="application/javascript"
src="../role.js"></script>
<script type="application/javascript"
src="../states.js"></script>
<script type="application/javascript"
src="../events.js"></script>
<script type="application/javascript"
src="../browser.js"></script>
<script type="application/javascript">
////////////////////////////////////////////////////////////////////////////
// Invokers
function loadURIInvoker(aURI, aFunc)
{
this.invoke = function loadURIInvoker_invoke()
{
tabBrowser().loadURI(aURI);
}
this.eventSeq = [
new invokerChecker(EVENT_DOCUMENT_LOAD_COMPLETE, currentTabDocument)
];
this.finalCheck = function loadURIInvoker_finalCheck()
{
aFunc.call();
}
this.getID = function loadURIInvoker_getID()
{
return "load uri " + aURI;
}
}
function addTabInvoker(aURL, aFunc)
{
this.eventSeq = [
new invokerChecker(EVENT_DOCUMENT_LOAD_COMPLETE, tabDocumentAt, 1)
];
this.invoke = function addTabInvoker_invoke()
{
tabBrowser().loadOneTab(aURL, null, "", null, false);
}
this.finalCheck = function addTabInvoker_finalCheck()
{
aFunc.call();
}
this.getID = function addTabInvoker_getID()
{
return "add tab: " + aURL;
}
}
////////////////////////////////////////////////////////////////////////////
// Tests
function testBackgroundTab()
{
// Accessibles in background tab should have offscreen state and no
// invisible state.
var tabDoc = tabDocumentAt(0);
var input = getAccessible(tabDoc.getElementById("input"));
testStates(input, STATE_OFFSCREEN, 0, STATE_INVISIBLE);
}
function testScrolledOff()
{
var tabDoc = tabDocumentAt(1);
// scrolled off
input = getAccessible(tabDoc.getElementById("input_scrolledoff"));
testStates(input, STATE_OFFSCREEN, 0, STATE_INVISIBLE);
// scrolled off item (twice)
var lastLiNode = tabDoc.getElementById("li_last");
var lastLi = getAccessible(lastLiNode);
testStates(lastLi, STATE_OFFSCREEN, 0, STATE_INVISIBLE);
// scroll into view the item
lastLiNode.scrollIntoView(true);
testStates(lastLi, 0, 0, STATE_OFFSCREEN | STATE_INVISIBLE);
// first item is scrolled off now (testcase for bug 768786)
var firstLi = getAccessible(tabDoc.getElementById("li_first"));
testStates(firstLi, STATE_OFFSCREEN, 0, STATE_INVISIBLE);
}
var gInputDocURI = "data:text/html,<html><body>";
gInputDocURI += "<input id='input'></body></html>";
var gDocURI = "data:text/html,<html><body>";
gDocURI += "<div style='border:2px solid blue; width: 500px; height: 600px;'></div>";
gDocURI += "<input id='input_scrolledoff'>";
gDocURI += "<ul style='border:2px solid red; width: 100px; height: 50px; overflow: auto;'>";
gDocURI += " <li id='li_first'>item1</li><li>item2</li><li>item3</li>";
gDocURI += " <li>item4</li><li>item5</li><li id='li_last'>item6</li>";
gDocURI += "</ul>";
gDocURI += "</body></html>";
function doTests()
{
testStates("div", 0, 0, STATE_INVISIBLE | STATE_OFFSCREEN);
testStates("div_off", STATE_OFFSCREEN, 0, STATE_INVISIBLE);
testStates("div_transformed", STATE_OFFSCREEN, 0, STATE_INVISIBLE);
testStates("div_abschild", 0, 0, STATE_INVISIBLE | STATE_OFFSCREEN);
gQueue = new eventQueue();
gQueue.push(new addTabInvoker("about:blank", testBackgroundTab));
gQueue.push(new loadURIInvoker(gDocURI, testScrolledOff));
gQueue.onFinish = function() { closeBrowserWindow(); }
gQueue.invoke(); // Will call SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
openBrowserWindow(doTests, gInputDocURI, { width: 600, height: 600 });
</script>
</head>
<body>
<a target="_blank"
href="https://bugzilla.mozilla.org/show_bug.cgi?id=591363"
title="(in)visible state is not always correct?">
Mozilla Bug 591363
</a>
<a target="_blank"
href="https://bugzilla.mozilla.org/show_bug.cgi?id=768786"
title="Offscreen state is not exposed under certain circumstances">
Mozilla Bug 768786
</a>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test">
</pre>
<div id="outer_div">
<!-- trivial cases -->
<div id="div">div</div>
<div id="div_off" style="position: absolute; left:-999px; top:-999px">
offscreen!
</div>
<div id="div_transformed" style="transform: translate(-999px, -999px);">
transformed!
</div>
<!-- edge case: no rect but has out of flow child -->
<div id="div_abschild">
<p style="position: absolute; left: 120px; top:120px;">absolute</p>
</div>
</div>
</body>
</html>